An increase in temperature will cause an equilibrium to: Select the correct answer below: O shift right O shift left O no change O depends on the equilibrium

The false statement about disulfide bond formation is (d) disulfide bonds form spontaneously within the ER because the lumen of the ER is oxidizing. Disulfide bonds do form within the ER, but not spontaneously.

Instead, they are formed by the action of enzymes called protein disulfide isomerases (PDIs). PDIs catalyze the oxidation of cysteine residues to form disulfide bonds. Disulfide bonding (b) stabilizes the structure of proteins, and (a) disulfide bonds do not form under reducing environments. Additionally, disulfide bonds do not (c) grow from both ends, the growth rate is faster at the plus ends. Instead, they are formed between two cysteine residues on the same polypeptide chain or between different polypeptide chains.

The false statement about disulfide bond formation among the given choices is (a) disulfide bonds do not form under reducing environments grow from both ends, the growth rate is faster at the plus ends. This statement is unrelated and incorrect. In reality, disulfide bonds (b) form by oxidation of cysteine pairs, (c) stabilize protein structures, and (d) form spontaneously within the ER due to its oxidizing environment. Disulfide bonds play a vital role in maintaining the proper folding and stability of proteins, especially those secreted or located in extracellular environments.

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Answer:

H2O2

Explanation:

I know it's been awhile since the question was asked but for future people like me its H2O2 I got it right in the quiz.

The whole-number multiple is obtained by dividing its molar mass (34.02 g/mol) by the empirical formula mass. H₂O₂ is the molecular formula of a compound that is composed of 94.1% O and 5.9% H with a molar mass of 34g.

The mass of a sample of a chemical compound divided by the quantity, or number of moles in the sample, measured in moles, is known as the molar mass of that compound. The molar mass of a material is a bulk attribute rather than a molecular one.

The mass of 6.022 × 10²³ atoms, molecules, or formula units of a material are equal to its molar mass, which is the mass of 1 mole of that substance represented in grams per mole.

Molar mass is a crucial factor to consider while planning an experiment. The molar mass enables you to calculate the quantity you should weigh out on your scale when testing theories that call for specified amounts of a material.

Thus, H₂O₂ is the molecular formula of a compound that is composed of 94.1% O and 5.9% H with a molar mass of 34g.

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The molecule that will likely dissolve in water is H OH (hydroxyl group), which is present in carbohydrates, proteins, and nucleic acids.

Polar bonds are covalent bonds where there is a separation of electric charge, and this difference arises from differences in the electronegativity of the atoms forming the bond. The electronegativity is defined as the ability of an atom to attract electrons towards itself in a covalent bond. The molecule's polarity determines its solubility in water.

For example, polar molecules are generally more soluble in water than nonpolar molecules. Water molecules have a positive end and a negative end, and they are attracted to the polar regions of a molecule. Organic molecules are molecules that contain carbon atoms. The four classes of organic molecules are carbohydrates, lipids, proteins, and nucleic acids.

The molecule that will likely dissolve in water is H OH (hydroxyl group), which is present in carbohydrates, proteins, and nucleic acids. Hydroxyl groups are polar and can form hydrogen bonds with water molecules. Polar bonds are responsible for water solubility.

In conclusion, polar molecules dissolve in water because they have the same or similar properties to water. They have a polarity that allows them to interact with water molecules, which makes them dissolve in water. The molecule with the hydroxyl group is likely to dissolve in water.

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Answer:

Explanation:not

Answer:

The different sounds

Explanation:

since it can not be changed

The value of ΔS when 4.00 mol of Br2(l) is vaporized at 58.8 ∘C is 0.357 kJ/K.

To calculate the value of ΔS when 4.00 mol of Br2(l) is vaporized at 58.8 °C, we need to use the following formula:

ΔS = (ΔHvap) / T

First, we need to change the temperature from Celsius to Kelvin:

T = 58.8 °C + 273.15 = 331.95 K

Now, we can add the values into the formula:

ΔS = (29.6 kJ/mol) / (331.95 K)
ΔS = 0.0892 kJ/mol·K

Since we need to find the change in entropy for 4.00 mol of Br2(l):

ΔS_total = ΔS × n
ΔS_total = 0.0892 kJ/mol·K × 4.00 mol
ΔS_total = 0.3568 kJ/K

So, the value of ΔS when 4.00 mol of Br2(l) is vaporized at 58.8 °C is  0.3568 kJ/K

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Answer:

The main difference between the two is euchromatin is genetically active while heterochromatin is genetically inactive

Answer:

Heterochromatin is the part of the chromosome without DNA coding genes and Euchromatin is the part of the chromosome with coding genes.

Explanation:

Euchormatin is the part of the chromosome which is rich with gene concentration and participates in the transition process. Heterochromatin is th area with a darkly stained DNA specific strand and is a condensed state.

Answer:

101.98 L

Explanation:

Ideal Gas Law    PV = n R T          R = gas constant = .082057 L-atm/mol-K

6.35 (V) = 4 * .082057 * 1973  

  V = 101.98 L

Answer:

83.7

Explanation:

divide the energy value by 4.184

The volume that the white power will take, given it has a density of 2.16 g/cm³ and a mass of 50 grams is 23.15 cm³

We understood that density is defined as mass per unit volume i.e

Density = mass / volume

If we make volume the subject, we shall have:

Density = mass / volume

Cross multiply

Density × volume = mass

Divide both sides by density

Volume = mass / density

With the above formula, we can obtain the volume of the pentane as follow:

Volume = mass / density

Volume of white powder = 50 / 2.16

Volume of white powder = 23.15 cm³

Thus, the volume of the white powder is 23.15 cm³

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Answer:

they are all true

Explanation:

Answer:

B

Explanation:

Answer:

B thats kinda funny that i just had that question

Explanation:

Answer:

solid, gas

Explanation:

gasses are very low density because there is a low mass in a large volume with lots of space between atoms, solids on the other hand are very densely packed and there is very little room between atoms

Based on the percentage mass of magnesium oxide in the sample, the mass of Magnesium oxide in the sample is 0.42 g.

Magnesium is a metallic element with an atomic number of 12.

Magnesium is an important mineral that is used as a supplement s well as in drugs such as milk of magnesia.

Considering the given magnesium supplement:

1.02 g magnesium supplement contains 25.0% Mg by mass.

Magnesium is present in the supplement as magnesium oxide, MgO.

The molar mass of magnesium oxide, MgO = 40.30 g/mol

Molar mass of magnesium = 24.0 g

Percentage mass of Magnesium oxide in the sample = 40.3 / 24 * 25

Percentage mass of Magnesium oxide in the sample = 42%

Mass of Magnesium oxide in the sample = 42 % * 1.02

Mass of Magnesium oxide in the sample = 0.42 g

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Answer: c=lambda v

c= speed of light which is 3*10^8 m/sec

lambda =wavelength

v=frequency

Explanation:

The pure water is considered as the neutral substance as the positive and negative ions balance each other out. The correct option is D)

The H₃O⁺ is called the hydronium ion, and it will makes the acidic in nature. The OH⁻ ion  is called as the hydroxyl ion and it will makes the basic in nature. In the water, there is thein  balance between the hydroniums and the hydroxyls so they will cancel out each others' charges. Therefore the Pure water is neither the acidic in nature or the basic.

Thus, the pure water is the neutral in nature and the value on the pH scale is 7.

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true

Explanation:

Atoms cannot be subdivided, created, or destroyed. Atoms of different elements can combine in simple whole number ratios to form chemical compounds.

Answer:

true

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Answer: Animation: Burning gas makes the air inside the balloon less dense, producing an upward force or lift. 1) A hot air balloon stays on the ground (or descends) when the air inside it is too cool. ... 3) When the air is hotter still, the balloon rises because the lift force is greater than the weight.

Explanation:

Common sense

Answer:

3. 76 g/ml^3

Explanation:

We are given the mass of the metal pellets which is 33.4 grams. To calculate the density of the metal, we need to divide the mass by the volume. The volume of the metal is not directly given so we need to find it ourselves. The water was initially 12.7 ml and then it rose to 21.6 ml after placing the metal pellets. This indicate that the volume of the metal pellets is 8.9 ml.

\(21.6 - 12.7 = 8.9\)

We can now use the density formula.

\(p = \frac{m}{v} \)

\(p = \frac{33.42}{8.9} \)

\(p = 3.76\)

The density of the metal is equal to 3.76 g/ml.

The density of an object can be defined as the mass per unit volume. The average density is equal to the total mass of the object divided by the total volume of the object.

The mathematical formula for the density of the material is expressed as follows:

Density = Mass/Volume

The S.I. unit of the density is Kg/m³ and is an intrinsic property as it is independent of the size. If the size increases, the mass increases as well but the density of the material remains constant.

Given the mass of the metal, m = 33.42 g

Volume of the metal = Volume of water level with metal - volume of water

V = 21.6 -12.7 = 8.9 ml

The density of metal = 33.42/8.9 = 3.76 g/ml

Therefore, the density of the metal is 3.76 g/ml

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Answer:

it helps bring energy to earth

The dot and cross diagram is a way of representing a molecule along with its valence electrons and respective bonds. Valence electrons are drawn as a dot or a cross, each element will have a different connotation. Around the atoms, circles are drawn that indicate the bonds and how the electrons are shared.

Carbon has 4 valence electrons and oxygen has 6, the dot-and-cross diagram of CO2 will be:

Answer:

HCl

Explanation:

is a strong acI'd,,By contrast a weak acid like acetic acid (CH3COOH) does not dissociate well in water

Answer:

Answer option 1

Explanation:

Answer: A

Explanation:

The best theories predict that planets form in really dense stars. The pressure becomes so strong inside of the dense stars, that the hydrogen and helium collapse to form even denser elements like iron or nickel.

Answer:

This is true.

Explanation:

R should be 0.0821

Good luck!

How much energy is required to raise the temperature of 3 kg of aluminum from 18°C to 23°C? Use the table below and this equation: Q=mcΔT

Answer:

Gases

Explanation:

Gases have the greatest distance at certain temperatures such as maybe Standard or high temperatures